| Signal | OpenAI GPT Mini Latest | Delta | Step 3.5 Flash |
|---|---|---|---|
Capabilities | 100 | +33 | |
Pricing | 96 | -4 | |
Context window size | 89 | +3 | |
Recency | 100 | -- | |
Output Capacity | 85 | +5 | |
Benchmarks | 0 | -66 | |
| Overall Result | 3 wins | of 6 | 2 wins |
Score History
40
current score
Step 3.5 Flash
right now
66.8
current score
~openai
StepFun
Step 3.5 Flash saves you $275.00/month
That's $3300.00/year compared to OpenAI GPT Mini Latest at your current usage level of 100K calls/month.
| Metric | OpenAI GPT Mini Latest | Step 3.5 Flash | Winner |
|---|---|---|---|
| Overall Score | 40 | 67 | Step 3.5 Flash |
| Rank | #192 | #119 | Step 3.5 Flash |
| Quality Rank | #192 | #119 | Step 3.5 Flash |
| Adoption Rank | #192 | #119 | Step 3.5 Flash |
| Parameters | -- | -- | -- |
| Context Window | 400K | 262K | OpenAI GPT Mini Latest |
| Pricing | $0.75/$4.50/M | $0.10/$0.30/M | -- |
| Signal Scores | |||
| Capabilities | 100 | 67 | OpenAI GPT Mini Latest |
| Pricing | 96 | 100 | Step 3.5 Flash |
| Context window size | 89 | 86 | OpenAI GPT Mini Latest |
| Recency | 100 | 100 | OpenAI GPT Mini Latest |
| Output Capacity | 85 | 80 | OpenAI GPT Mini Latest |
| Benchmarks | -- | 66 | Step 3.5 Flash |
Our score (0-100) is driven by benchmark performance (90%) from Arena Elo ratings, MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations. Capabilities and context window serve as tiebreakers (10%). Learn more about our methodology.
Scores 40/100 (rank #192), placing it in the top 34% of all 290 models tracked.
Scores 67/100 (rank #119), placing it in the top 59% of all 290 models tracked.
Step 3.5 Flash has a 27-point advantage, which typically translates to noticeably stronger performance on complex reasoning, code generation, and multi-step tasks.
Step 3.5 Flash offers 92% better value per quality point. At 1M tokens/day, you'd spend $6.00/month with Step 3.5 Flash vs $78.75/month with OpenAI GPT Mini Latest - a $72.75 monthly difference.
Both models have comparable response speeds. For most applications, the latency difference is negligible.
When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.
Code generation & review
Based on overall model capabilities and architecture for coding tasks like generating functions, debugging, and refactoring
Customer support chatbot
Suitable for user-facing chat with competitive response times. Step 3.5 Flash also offers lower per-token costs for high-volume support
Long document analysis
Larger context window (400K tokens) can process longer documents, contracts, and research papers in a single pass
Batch data extraction
Lower output pricing ($0.30/M) reduces costs when processing thousands of records daily
Creative writing & content
Higher overall composite score (67/100) correlates with better nuance, coherence, and style in long-form content
Image understanding & OCR
Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly
Step 3.5 Flash clearly outperforms OpenAI GPT Mini Latest with a significant 26.799999999999997-point lead. For most general use cases, Step 3.5 Flash is the stronger choice. However, OpenAI GPT Mini Latest may still excel in niche scenarios.
Best for Quality
OpenAI GPT Mini Latest
Marginally better benchmark scores; both are excellent
Best for Cost
Step 3.5 Flash
92% lower pricing; better value at scale
Best for Reliability
OpenAI GPT Mini Latest
Higher uptime and faster response speeds
Best for Prototyping
OpenAI GPT Mini Latest
Stronger community support and better developer experience
Best for Production
OpenAI GPT Mini Latest
Wider enterprise adoption and proven at scale
by ~openai
| Capability | OpenAI GPT Mini Latest | Step 3.5 Flash |
|---|---|---|
| Vision (Image Input)differs | ||
| Function Calling | ||
| Streaming | ||
| JSON Mode | ||
| Reasoning | ||
| Web Searchdiffers | ||
| Image Output |
~openai
StepFun
Step 3.5 Flash saves you $6.21/month
That's 92% cheaper than OpenAI GPT Mini Latest at 1,000 tokens/request and 100 requests/day.
Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.
| Parameter | OpenAI GPT Mini Latest | Step 3.5 Flash |
|---|---|---|
| Context Window | 400K | 262K |
| Max Output Tokens | 128,000 | 65,536 |
| Open Source | No | Yes |
| Created | Apr 27, 2026 | Jan 29, 2026 |